نتایج جستجو برای: microbial count

تعداد نتایج: 260004  

Journal: :Applied and environmental microbiology 2008
D Nichols K Lewis J Orjala S Mo R Ortenberg P O'Connor C Zhao P Vouros T Kaeberlein S S Epstein

Microorganisms comprise the bulk of biodiversity, but only a small fraction of this diversity grows on artificial media. This phenomenon was noticed almost a century ago, repeatedly confirmed, and termed the "great plate count anomaly." Advances in microbial cultivation improved microbial recovery but failed to explain why most microbial species do not grow in vitro. Here we show that at least ...

Journal: :The Journal of infectious diseases 2013
Linda Wittkop Juliette Bitard Estibaliz Lazaro Didier Neau Fabrice Bonnet Patrick Mercie Michel Dupon Mojgan Hessamfar Michel Ventura Denis Malvy François Dabis Jean-Luc Pellegrin Jean-François Moreau Rodolphe Thiébaut Isabelle Pellegrin

We evaluated the impact of cytomegalovirus (CMV)-induced immune responses, autoimmune-induced immune responses, and microbial translocation on immune activation in 191 human immunodeficiency virus type 1-infected patients from the ANRS CO3 Aquitaine Cohort. All enrolled subjects had achieved long-term virological suppression during receipt of combination antiretroviral therapy (cART). HLA-DR(+)...

2013
Minh Van Nguyen Magnea Gudrun Karlsdottir Adalheidur Olafsdottir Arnljotur Bjarki Bergsson Sigurjon Arason

The effects of seawater and slurry ice bleeding methods on the sensory, microbiological and chemical quality changes of cod fillets during chilled storage were examined in this study. The results from sensory evaluation showed that slurry ice bleeding method prolonged the shelf life of cod fillets up to 13-14 days compared to 10-11 days for fish bled in seawater. Slurry ice bleeding method also...

2016
J. Rawat A. Khandelwal N. Sharma S. Tyagi

Biofilm formation is one of the major problems of recirculating cooling water systems which detriments the life of equipment, through biocorrosion or microbiologically influenced corrosion (MIC). Sulfate reducing bacteria (SRB) are considered to be the major bacterial group involved in MIC. In the present study, SRB cultures are isolated from aeration basin inlet water sample of cooling water s...

2013
M. Demetriou N. Papanas M. Panopoulou K. Papatheodorou E. Maltezos

We examined the determinants of microbial load in infected diabetic foot ulcers in 62 patients (38 men and 24 women, mean age: 65.63 ± 12.71 years) with clinically infected diabetic foot ulcers. Tissue cultures were taken from ulcers by 4 mm punches. Ulcer grade (University of Texas classification), neuropathy disability score (NDS), neuropathy symptom score (NSS), ankle-brachial index (ABI), p...

A. A. Khanipour, N. Mirzakhani ,

This study was carried out to investigate the effects of three different packing methods including modified atmosphere, vacuum and common packaging on chemical, microbial and sensorial quality and shelf life of hot smoked Rainbow trout (Oncorhynchus mykiss) during storage at refrigerated temperature. For hot smoking, rainbow trout were gutted and cut in butterfly form and washed. Fish gutted br...

F. A. Lone, F. Rasool H. A. Rather M. A. Rather M. N. Banday

Antibiotics are added to semen extenders to take care of heavy microbial load, however, their continuous use poses a constant threat of developing antibiotic resistance by the common microbes present in the semen. Our hypothesis was that natural honey, having antibacterial activity and rich in fructose could replace the use of antibiotics and fructose in the semen extender. Twenty-four ejaculat...

Journal: :تحقیقات نظام سلامت 0
محسن حیدری دانشجوی دکتری مهندسی بهداشت محیط، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان و کارشناس ارشد مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تهران، تهران، ایران. علیرضا مصداقی نیا استاد، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تهران، تهران، ایران. محمدباقر میران زاده دانشیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی کاشان، کاشان، ایران. مسعود یونسیان دانشیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تهران، تهران، ایران. کاظم ندافی دانشیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تهران، تهران، ایران. امیرحسین محوی دانشیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تهران، تهران، ایران.

background: the objective of the study is examining the microbial quality of drinking water in kashan’s villages, and determining the usage of safe water in rural population in terms of microbial quality in the second-half 2007. also the role of kashan rural water and wastewater company (krwwc) in improving drinking water quality in kashan rural areas was investigated. methods: in this descript...

2013
Kawser Ahmed Abu Hena Muhammad Yousuf Md. Kawser Ahmed Sabina Yeasmin Nazmul Ahsan Md. Mujibur Rahman Md. Monirul Islam

A comparative studies regarding prevalence of microbial flora in the muscle of locally available tiger shrimp (Penaeus monodon) and giant water prawn (Macrobrachium rosenbergii) have been analyzed in terms of aerobic plate count (APC), enterobacteriaceae and Salmonella-Shigella (SS) counts. The total counts ranged from 2.04x10 to 4.5x10 CFU/ml for shrimp and 1.08x10 to 1.2x10 CFU/ml for prawn. ...

Silver carp fillets were treated with liposomal encapsulated and unencapsulated pomegranate peel extract at 0.5 and 1% w/w to evaluate the effect of the extracts on the shelf life of the fillets during 15 days of refrigerated storage. Quality changes of the samples were investigated in terms of total volatile basic nitrogen (TVB-N), peroxide value (PV), thiobarbituric acid (TBA) and microbial c...

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